Updated mongoose

node_modules/mongoose/examples/population/population-options.js

@@ -0,0 +1,138 @@
+
+var mongoose = require('../../lib');
+var Schema = mongoose.Schema;
+
+console.log('Running mongoose version %s', mongoose.version);
+
+/**
+ * Console schema
+ */
+
+var consoleSchema = Schema({
+  name: String,
+  manufacturer: String,
+  released: Date
+});
+var Console = mongoose.model('Console', consoleSchema);
+
+/**
+ * Game schema
+ */
+
+var gameSchema = Schema({
+  name: String,
+  developer: String,
+  released: Date,
+  consoles: [{
+    type: Schema.Types.ObjectId,
+    ref: 'Console'
+  }]
+});
+var Game = mongoose.model('Game', gameSchema);
+
+/**
+ * Connect to the console database on localhost with
+ * the default port (27017)
+ */
+
+mongoose.connect('mongodb://localhost/console', function(err) {
+  // if we failed to connect, abort
+  if (err) throw err;
+
+  // we connected ok
+  createData();
+});
+
+/**
+ * Data generation
+ */
+
+function createData() {
+  Console.create(
+    {
+      name: 'Nintendo 64',
+      manufacturer: 'Nintendo',
+      released: 'September 29, 1996'
+    },
+    {
+      name: 'Super Nintendo',
+      manufacturer: 'Nintendo',
+      released: 'August 23, 1991'
+    },
+    {
+      name: 'XBOX 360',
+      manufacturer: 'Microsoft',
+      released: 'November 22, 2005'
+    },
+    function(err, nintendo64, superNintendo, xbox360) {
+      if (err) return done(err);
+
+      Game.create(
+        {
+          name: 'Legend of Zelda: Ocarina of Time',
+          developer: 'Nintendo',
+          released: new Date('November 21, 1998'),
+          consoles: [nintendo64]
+        },
+        {
+          name: 'Mario Kart',
+          developer: 'Nintendo',
+          released: 'September 1, 1992',
+          consoles: [superNintendo]
+        },
+        {
+          name: 'Perfect Dark Zero',
+          developer: 'Rare',
+          released: 'November 17, 2005',
+          consoles: [xbox360]
+        },
+        function(err) {
+          if (err) return done(err);
+          example();
+        }
+      );
+    }
+  );
+}
+
+/**
+ * Population
+ */
+
+function example() {
+  Game
+  .find({})
+  .populate({
+    path: 'consoles',
+    match: { manufacturer: 'Nintendo' },
+    select: 'name',
+    options: { comment: 'population' }
+  })
+  .exec(function(err, games) {
+    if (err) return done(err);
+
+    games.forEach(function(game) {
+      console.log(
+        '"%s" was released for the %s on %s',
+        game.name,
+        game.consoles.length ? game.consoles[0].name : '??',
+        game.released.toLocaleDateString()
+      );
+    });
+
+    return done();
+  });
+}
+
+/**
+ * Clean up
+ */
+
+function done(err) {
+  if (err) console.error(err);
+  Console.remove(function() {
+    Game.remove(function() {
+      mongoose.disconnect();
+    });
+  });
+}